GE DM4 Ultrasonic Thickness Gauge (022-506-330)

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The DM4 and DM4DL are Smart, simple-to-use ultrasonic thickness gauges that offer Big Ultrasonic Performance in a Small Lightweight Package. Compact size and ergonomic shape provide comfortable one hand use. Operator fatigue is virtually eliminated since the instruments weigh only 9 oz. (255g) and all keys are easily accessed with the thumb.

The instruments are packed with user preferred thickness gauging features including
DIALOG Intelligent Transducers that are automatically recognized for optimum
performance, Automatic Probe Zero for simple calibration and use, DUAL MULTI
mode for measuring "Through-Coatings (paint)", and Minimum Capture for finding
the thinnest location. With an on-board 5,000 reading data logger, the DM4DL is
ready for fast, accurate recording, error free reporting, and easy management
of data using the UltraMATE® Windows software program. The DM4 and DM4DL are built
with reliable surface mount technology (SMT) and stand on the traditional D-Meter
hallmarks of high quality, dependable operation, and customer service.

• Lightweight; only 9 oz. with batteries
• 5 key operation (DM4)
• 9 key operation (DM4DL)
• Stable High Temp. Readings
• MIN Mode captures thinnest reading
• On-Board 5,000 reading data logger (DM4DL)
• 200 hrs. on 2 AA Alkaline Batteries- no special battery packs or chargers.
• DUAL MULTI mode for measuring Through-Coatings (paint)".

Base Instrument Package:

DM4 Ultrasonic Thickness Gauge
Two 1.5V AA Alkaline Batteries
Carrying Case
Operating Instruction Card(s)
Operating Manual
Certificate of Conformity

Accessories:
RC-984
Rubber instrument case with prop-up stand, adjustable neck and wrist straps, and hanging loop
FB-579
Field accessory belt with removable pouches
LCC-315
Locking transport and storage case
HTC-010
HiTempco Couplant (2 oz. tube)
PCCBL-841 (DM4DL)
Serial PC Cable
PRTCBL-518 (DM4DL)
Serial Printer Cable

DM4 DL Applications Software:
The DM4 DL interfaces to many different software programs. Choose the best software

UltraMATE® LITE is a basic software program enabling the operator to receive files and print
a standard UltraMATETM formatted report from the DM4 DL

UltraMATE® is a full function program for file creation, sending and receiving data files and
parameter sets, color analysis and many other program features. For an explanation of UltraMATE®
compatibility, click here.

UltraPIPE® is the worlds leading software program designed to address corrosion monitoring, pressure
vessel re-rating and documentation of all inspections. Integrate the DM4 DL to your software program.
Contact Krautkramer for details.
 

Specifications:

Operating Principle
Ultrasonic pulse/echo
Probe Zero Adjustment
Automatic, or manual 2 pt. calibration
V-Path Correction
Automatic, micro-processor controlled
Measuring Range
.025" - 20.00" (.64 - 500 mm) depending on probe, material, surface condition, and temperature
Dual Multi Measuring Range
.080" - .800" (2-20mm) depending on the probe, surface condition, type and thickness of the coating,
the thickness of the metal and the quality of the bond between the coating and metal.
Displayed Resolution
.001 or .01 up to 9.999 inches, .01 above 9.999 inches; (.01 or .1 up to 99.99mm, .1 above 99.99 mm)
Measurement Update Rate
4 Hz; 25 Hz in minimum capture mode
Gain
Automatic, or Manual (Hi, Med., Lo)
Material Velocity Range
39,000 to 393,700 in./sec.; (1000 to 9999 m/sec)
Receiver Bandwidth
1 MHz to 10 MHz (-3 dB)
Display Type
4 digit LCD, .5" (12.7 mm) high, direct drive, with electroluminescent backlight
Power Supply
2 ea. 1.5V AA alkaline cells
Battery Life (operating time)
Up to 200 hours @ 25% duty cycle without backlight
Auto Shut-off
After 3 minutes of non-use
Data Logging Memory Capacity (DM4DL)
5,390 readings
Number of Data Files (DM4DL)
1 to 999 (user selectable)
Memory Retention (DM4DL)
Typically ten years
Data Output Port (DM4DL)
Serial, asynchronous; 0, +5V TTL, 8 bit, 1 stop bit, selectable baud rate (maximum 9600)
Seven Report Languages (DM4DL)
English, German, French, Italian, Spanish, Japanese, and Russian
Operating Temp. Range
+10/°F to +120/°F (-10/°C to +50/°C)
Size (L x W x D)
5.8" x 3.0" x 1.4" (at thickest point)
146.0 mm x 76.2 mm x 34.3 mm
Weight
9 oz. (255 g) including batteries
Hazardous Area Operation
Safe operation as defined by MIL-STD-810E, Method 511.3, Procedure I.